5 - Osteology of the Skull 2 Flashcards
Where is the vomer, inferior conchae and the lacrimal bones?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/478/205/q_image_thumb.png?1570525920)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/478/205/a_image_thumb.jpeg?1570526042)
What shape should the fontanelles be?
Slightly convex
Which bones form the pterion?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/478/319/a_image_thumb.png?1570526133)
What are the boundaries of the three intercranial fossa?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/478/345/q_image_thumb.png?1570526246)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/478/345/a_image_thumb.png?1570526225)
Label the following features on the frontal bone:
- Orbital plate
- Supraorbital ridge
- Supraorbital notch
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/478/417/a_image_thumb.jpeg?1570526531)
Label the following features on the ethmoid bone:
- Crista galli
- Cribriform plate
- Perpendicular plate
- Supperior and middle conchae
- Cribriform foramina
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/478/509/q_image_thumb.png?1570526678)
- Olfactory nerves through the foramina
- Perpendicular plate connects to vomer
- Crista galli attaches to falx cerebri so CSF rhinorrhea if punched
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/478/509/a_image_thumb.png?1570526624)
Label the following structures on the sphenoid bone.
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/478/662/q_image_thumb.jpeg?1570527490)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/478/662/a_image_thumb.jpeg?1570527430)
What nerves pass through all the foramina in the base of the skull?
Foramen ovale bigger as mandibular branch carries motor and sensory innervation
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/479/251/a_image_thumb.png?1570527572)
Label the foramina of the middle cranial fossa.
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/479/503/q_image_thumb.jpeg?1570527671)
- ROLS
- Lacerum is covered in cartilage, ICA runs over the top of it to enter cavernous sinus
- Ovale: mandibular trigeminal
- Spinosum: middle meningeal artery
- Rotundum: maxillary trigeminal
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/479/503/a_image_thumb.jpeg?1570527627)
When the branches of the trigeminal nerve travel through the foramen rotundum and the foramen ovale, where do they lead to?
R: Pterygopalatine fossa (maxillary branch)
O: Infratemporal fossa (mandibular branch)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/479/574/a_image_thumb.png?1570527881)
Label the following parts of the temporal bone.
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/479/742/q_image_thumb.jpeg?1570527960)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/479/742/a_image_thumb.jpeg?1570528384)
Label the following parts of the occipital bone.
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/480/098/q_image_thumb.jpeg?1570528461)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/480/098/a_image_thumb.jpeg?1570528694)
What vessel leaves the jugular foramen?
Internal jugular vein from the sigmoid sinus
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/480/257/a_image_thumb.png?1570528747)
What passes through the infraorbital foramen?
- Infraorbital artery
- Infraorbital vein
- Infraorbital nerve (branch of maxillary nerve)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/480/290/a_image_thumb.png?1570528940)
What bones form the hard palate?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/480/402/q_image_thumb.png?1570529132)
- palatine processes of the maxilla
- horizontal plates of the palatine bones.
![](https://s3.amazonaws.com/brainscape-prod/system/cm/289/480/402/a_image_thumb.png?1570529114)